64238512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 146053152

約数和(自身を除く): 81814640

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 208, 221, 272, 296, 442, 481, 491, 592, 629, 884, 962, 982, 1258, 1768, 1924, 1964, 2516, 3536, 3848, 3928, 5032, 6383, 7696, 7856, 8177, 8347, 10064, 12766, 16354, 16694, 18167, 25532, 32708, 33388, 36334, 51064, 65416, 66776, 72668, 102128, 108511, 130832, 133552, 145336, 217022, 236171, 290672, 308839, 434044, 472342, 617678, 868088, 944684, 1235356, 1736176, 1889368, 2470712, 3778736, 4014907, 4941424, 8029814, 16059628, 32119256, 64238512]

約数ペア:

[(1, 64238512), (2, 32119256), (4, 16059628), (8, 8029814), (13, 4941424), (16, 4014907), (17, 3778736), (26, 2470712), (34, 1889368), (37, 1736176), (52, 1235356), (68, 944684), (74, 868088), (104, 617678), (136, 472342), (148, 434044), (208, 308839), (221, 290672), (272, 236171), (296, 217022), (442, 145336), (481, 133552), (491, 130832), (592, 108511), (629, 102128), (884, 72668), (962, 66776), (982, 65416), (1258, 51064), (1768, 36334), (1924, 33388), (1964, 32708), (2516, 25532), (3536, 18167), (3848, 16694), (3928, 16354), (5032, 12766), (6383, 10064), (7696, 8347), (7856, 8177)]